A regularized tri-linear approach for optical interferometric imaging
In the context of optical interferometry, only under-sampled power spectrum and bispectrum data are accessible. It poses an ill-posed inverse problem for image recovery. Recently, a tri-linear model...
View ArticleIn-orbit performance of AstroSat CZTI
Cadmium-Zinc-Telluride Imager (CZTI) is one of the fi?ve payloads on-board recently launched Indian astronomy satellite AstroSat. CZTI is primarily designed for simultaneous hard X-ray imaging and...
View ArticleK2P$^2$: Reduced data from campaigns 0-4 of the K2 mission
Context: After the loss of a second reaction wheel the Kepler mission was redesigned as the K2 mission, pointing towards the ecliptic and delivering data for new fields approximately every 80 days. The...
View ArticleEELT-HIRES the high-resolution spectrograph for the E-ELT
The first generation of E-ELT instruments will include an optical-infrared High Resolution Spectrograph, conventionally indicated as EELT-HIRES, which will be capable of providing unique breakthroughs...
View ArticleNight sky brightness at San Pedro Martir Observatory
We present optical UBVRI zenith night sky brightness measurements collected on eighteen nights during 2013--2016 and SQM measurements obtained daily over twenty months during 2014--2016 at the...
View ArticleLaboratory Measurements of the K-shell transition energies in L-shell ions of...
We have measured the energies of the strongest 1s-2ell (ell=s,p) transitions in He- through Ne-like silicon and sulfur ions to an accuracy of better than 1eV using Lawrence Livermore National...
View ArticleNew Extreme Trans-Neptunian Objects: Towards a Super-Earth in the Outer Solar...
We are conducting a survey for extreme solar system objects to understand Sedna and 2012 VP113 and determine if an unknown massive planet exists in the outer solar system. Two new objects, 2014 SR349...
View ArticleResults of an all-sky high-frequency Einstein@Home search for continuous...
We present results of a high-frequency all-sky search for continuous gravitational waves from isolated compact objects in LIGO's 5th Science Run S5 data, using the computing power of the Einstein@Home...
View Article$K$-corrections: an Examination of their Contribution to the Uncertainty of...
In this paper we provide formulae that can be used to determine the uncertainty contributed to a measurement by a $K$-correction and, thus, valuable information about which flux measurement will...
View ArticleReactive magnetron sputter deposition of superconducting niobium titanium...
The superconducting critical temperature (Tc>15 K) of niobium titanium nitride (NbTiN) thin films allows for low-loss circuits up to 1.1 THz, enabling on-chip spectroscopy and multi-pixel imaging...
View ArticleAnalysis of the distribution of precipitable water vapor in the Chajnantor area
In this work, we present results from a long-term precipitable water vapor (PWV) study in the Chajnantor area, in northern Chile. Data from several instruments located at relevant sites for...
View ArticleGalaxy And Mass Assembly (GAMA): detection of low-surface-brightness galaxies...
We report on a search for new low-surface-brightness galaxies (LSBGs) using Sloan Digital Sky Survey (SDSS) data within the GAMA equatorial fields. The search method consisted of masking objects...
View ArticleIntensity Interferometry with Aqueye+ and Iqueye in Asiago
Since a number of years our group is engaged in the design, construction and operation of instruments with very high time resolution in the optical band for applications to Quantum Astronomy and more...
View ArticleAstronomical Data Fusion Tool Based on PostgreSQL
With the application of advanced astronomical technologies, equipments and methods all over the world, astronomy covers from radio, infrared, visible light, ultraviolet, X-ray and gamma ray band, and...
View ArticleThe new world atlas of artificial night sky brightness
Artificial lights raise night sky luminance, creating the most visible effect of light pollution-artificial skyglow. Despite the increasing interest among scientists in fields such as ecology,...
View ArticlePreliminary design of the INPE’s Solar Vector Magnetograph
We describe the preliminary design of a magnetograph and visible-light imager instrument to study the solar dynamo processes through observations of the solar surface magnetic field distribution. The...
View ArticleBasic Celestial Mechanics
These are lecture notes of the lecture on elementary celestial mechanics read at Technische Universitaet Dresden, Dresden, Germany from 2000 till 2011.
View ArticleResults of an all-sky high-frequency Einstein@Home search for continuous...
We present results of a high-frequency all-sky search for continuous gravitational waves from isolated compact objects in LIGO's 5th Science Run S5 data, using the computing power of the Einstein@Home...
View ArticleProbabilistic multi-catalogue positional cross-match
We lay the foundations of a statistical framework for multi-catalogue cross-correlation and cross-identification based on explicit simplified catalogue models. A proper identification process should...
View ArticleThe ARCHES project
ARCHES (Astronomical Resource Cross-matching for High Energy Studies) is a FP7-Space funded project whose aim is to provide the international astronomical community with well-characterised...
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